Fix testing file generation on local builds.
Make development server available on local network.
Fix bug in Sencha IO on Android.

See forum thread:
http://www.sencha.com/forum/showthread.php?266077-Sencha-IO-and-Android-%28with-or-without-phonegap%29-WebSocketTransport-BUG
Add support for Cordova builds of native applications.

Each user must specify the path of their PhoneGap framework using the
`cordova.lib` variable in their `local.properties` file.